Re: [PATCH v2] X86: MM: Add PAT Type write-through in combinationwith mtrr

From: H. Peter Anvin
Date: Sun Nov 03 2013 - 12:47:38 EST


On 11/03/2013 04:02 AM, Andreas Werner wrote:
>
> Since marking IO Memory as cachable is not valid, WT is the
> best way for caching/bursting on MMIO Devices.
>

Uh... WT *is* cachable...

-hpa


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/